20054536426 has 16 divisors (see below), whose sum is σ = 30903557760. Its totient is φ = 9753503760.

The previous prime is 20054536367. The next prime is 20054536427. The reversal of 20054536426 is 62463545002.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (20054536427) 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, 238771 + ... + 311641.

It is an arithmetic number, because the mean of its divisors is an integer number (1931472360).

Almost surely, 2^20054536426 is an apocalyptic number.

20054536426 is a deficient number, since it is larger than the sum of its proper divisors (10849021334).

20054536426 is a wasteful number, since it uses less digits than its factorization.

20054536426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76629.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 20054536426 in words is "twenty billion, fifty-four million, five hundred thirty-six thousand, four hundred twenty-six".