1145622661635 has 16 divisors (see below), whose sum is σ = 1833037092000. Its totient is φ = 610985141760.

The previous prime is 1145622661577. The next prime is 1145622661657. The reversal of 1145622661635 is 5361662265411.

It is a happy number.

It is not a de Polignac number, because 1145622661635 - 2⁹ = 1145622661123 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135510 + ... + 1519739.

It is an arithmetic number, because the mean of its divisors is an integer number (114564818250).

Almost surely, 2^{1145622661635} is an apocalyptic number.

1145622661635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1145622661635 is a deficient number, since it is larger than the sum of its proper divisors (687414430365).

1145622661635 is a wasteful number, since it uses less digits than its factorization.

1145622661635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701398.

The product of its digits is 1555200, while the sum is 48.

The spelling of 1145622661635 in words is "one trillion, one hundred forty-five billion, six hundred twenty-two million, six hundred sixty-one thousand, six hundred thirty-five".