3690025816891 has 8 divisors (see below), whose sum is σ = 3701969635104. Its totient is φ = 3678082504320.

The previous prime is 3690025816879. The next prime is 3690025816901. The reversal of 3690025816891 is 1986185200963.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3690025816891 - 2⁵ = 3690025816859 is a prime.

It is a super-3 number, since 3×3690025816891³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3690025816811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19316641 + ... + 19506733.

It is an arithmetic number, because the mean of its divisors is an integer number (462746204388).

Almost surely, 2^{3690025816891} is an apocalyptic number.

3690025816891 is a deficient number, since it is larger than the sum of its proper divisors (11943818213).

3690025816891 is a wasteful number, since it uses less digits than its factorization.

3690025816891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252821.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 3690025816891 in words is "three trillion, six hundred ninety billion, twenty-five million, eight hundred sixteen thousand, eight hundred ninety-one".