20611541270 has 32 divisors (see below), whose sum is σ = 37266130080. Its totient is φ = 8207918080.

The previous prime is 20611541189. The next prime is 20611541303. The reversal of 20611541270 is 7214511602.

It is a Curzon number.

It is a congruent number.

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, 6112685 + ... + 6116055.

It is an arithmetic number, because the mean of its divisors is an integer number (1164566565).

Almost surely, 2^20611541270 is an apocalyptic number.

20611541270 is a deficient number, since it is larger than the sum of its proper divisors (16654588810).

20611541270 is a wasteful number, since it uses less digits than its factorization.

20611541270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5920.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 20611541270 in words is "twenty billion, six hundred eleven million, five hundred forty-one thousand, two hundred seventy".