10401555414931 has 2 divisors, whose sum is σ = 10401555414932. Its totient is φ = 10401555414930.

The previous prime is 10401555414911. The next prime is 10401555414979. The reversal of 10401555414931 is 13941455510401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10401555414931 is a prime.

It is a super-2 number, since 2×10401555414931² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10401555414911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200777707465 + 5200777707466.

It is an arithmetic number, because the mean of its divisors is an integer number (5200777707466).

Almost surely, 2^{10401555414931} is an apocalyptic number.

10401555414931 is a deficient number, since it is larger than the sum of its proper divisors (1).

10401555414931 is an equidigital number, since it uses as much as digits as its factorization.

10401555414931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 10401555414931 in words is "ten trillion, four hundred one billion, five hundred fifty-five million, four hundred fourteen thousand, nine hundred thirty-one".