20425531462 has 16 divisors (see below), whose sum is σ = 35019475200. Its totient is φ = 8752729608.

The previous prime is 20425531429. The next prime is 20425531507. The reversal of 20425531462 is 26413552402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35553 + ... + 205219.

It is an arithmetic number, because the mean of its divisors is an integer number (2188717200).

Almost surely, 2^20425531462 is an apocalyptic number.

20425531462 is a deficient number, since it is larger than the sum of its proper divisors (14593943738).

20425531462 is a wasteful number, since it uses less digits than its factorization.

20425531462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178275.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 20425531462 in words is "twenty billion, four hundred twenty-five million, five hundred thirty-one thousand, four hundred sixty-two".