20526762046 has 16 divisors (see below), whose sum is σ = 35937432576. Its totient is φ = 8610009336.

The previous prime is 20526762031. The next prime is 20526762071. The reversal of 20526762046 is 64026762502.

It is a super-2 number, since 2×20526762046² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15597186 + ... + 15598501.

It is an arithmetic number, because the mean of its divisors is an integer number (2246089536).

Almost surely, 2^20526762046 is an apocalyptic number.

20526762046 is a deficient number, since it is larger than the sum of its proper divisors (15410670530).

20526762046 is a wasteful number, since it uses less digits than its factorization.

20526762046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31195743.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 20526762046 in words is "twenty billion, five hundred twenty-six million, seven hundred sixty-two thousand, forty-six".