140426401064625 has 48 divisors (see below), whose sum is σ = 272614453295184. Its totient is φ = 69132997440000.

The previous prime is 140426401064581. The next prime is 140426401064659. The reversal of 140426401064625 is 526460104624041.

140426401064625 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 2 + 6 + 4 + 0 + 10 + 6 + 4 + 625 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 105839404957584 + 34586996107041 = 10287828^2 + 5881071^2 .

It is not a de Polignac number, because 140426401064625 - 2⁷ = 140426401064497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4800887976 + ... + 4800917225.

It is an arithmetic number, because the mean of its divisors is an integer number (5679467776983).

Almost surely, 2^{140426401064625} is an apocalyptic number.

140426401064625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140426401064625 is a deficient number, since it is larger than the sum of its proper divisors (132188052230559).

140426401064625 is a wasteful number, since it uses less digits than its factorization.

140426401064625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9601805235 (or 9601805222 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

Adding to 140426401064625 its reverse (526460104624041), we get a palindrome (666886505688666).

The spelling of 140426401064625 in words is "one hundred forty trillion, four hundred twenty-six billion, four hundred one million, sixty-four thousand, six hundred twenty-five".