40634367125 has 64 divisors (see below), whose sum is σ = 57044542464. Its totient is φ = 28641600000.

The previous prime is 40634367107. The next prime is 40634367127. The reversal of 40634367125 is 52176343604.

It is a de Polignac number, because none of the positive numbers 2^k-40634367125 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40634367127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8848580 + ... + 8853170.

It is an arithmetic number, because the mean of its divisors is an integer number (891320976).

Almost surely, 2^40634367125 is an apocalyptic number.

It is an amenable number.

40634367125 is a deficient number, since it is larger than the sum of its proper divisors (16410175339).

40634367125 is a wasteful number, since it uses less digits than its factorization.

40634367125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815 (or 4805 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 40634367125 in words is "forty billion, six hundred thirty-four million, three hundred sixty-seven thousand, one hundred twenty-five".