20014815540680 has 32 divisors (see below), whose sum is σ = 45056656391040. Its totient is φ = 8001780185280.

The previous prime is 20014815540673. The next prime is 20014815540703. The reversal of 20014815540680 is 8604551841002.

It is a super-2 number, since 2×20014815540680² (a number of 27 digits) contains 22 as substring.

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, 129485264 + ... + 129639743.

It is an arithmetic number, because the mean of its divisors is an integer number (1408020512220).

Almost surely, 2^{20014815540680} is an apocalyptic number.

20014815540680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20014815540680 is an abundant number, since it is smaller than the sum of its proper divisors (25041840850360).

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

20014815540680 is a wasteful number, since it uses less digits than its factorization.

20014815540680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259126949 (or 259126945 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 44.

The spelling of 20014815540680 in words is "twenty trillion, fourteen billion, eight hundred fifteen million, five hundred forty thousand, six hundred eighty".