125145314022040 has 128 divisors (see below), whose sum is σ = 321776756400960. Its totient is φ = 43394248065024.

The previous prime is 125145314022007. The next prime is 125145314022059. The reversal of 125145314022040 is 40220413541521.

It is a super-2 number, since 2×125145314022040² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 125145314021987 and 125145314022005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11448862 + ... + 19528621.

Almost surely, 2^{125145314022040} is an apocalyptic number.

125145314022040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125145314022040 is an abundant number, since it is smaller than the sum of its proper divisors (196631442378920).

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

125145314022040 is a wasteful number, since it uses less digits than its factorization.

125145314022040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30977981 (or 30977977 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 125145314022040 its reverse (40220413541521), we get a palindrome (165365727563561).

The spelling of 125145314022040 in words is "one hundred twenty-five trillion, one hundred forty-five billion, three hundred fourteen million, twenty-two thousand, forty".