20251672046500 has 48 divisors (see below), whose sum is σ = 44230570151040. Its totient is φ = 8100500613600.

The previous prime is 20251672046479. The next prime is 20251672046537. The reversal of 20251672046500 is 564027615202.

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, 25248631 + ... + 26038369.

It is an arithmetic number, because the mean of its divisors is an integer number (921470211480).

Almost surely, 2^{20251672046500} is an apocalyptic number.

20251672046500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20251672046500 is an abundant number, since it is smaller than the sum of its proper divisors (23978898104540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20251672046500 is a wasteful number, since it uses less digits than its factorization.

20251672046500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841045 (or 841033 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 20251672046500 in words is "twenty trillion, two hundred fifty-one billion, six hundred seventy-two million, forty-six thousand, five hundred".