40045125200402 has 16 divisors (see below), whose sum is σ = 68651319593472. Its totient is φ = 17161563130560.

The previous prime is 40045125200369. The next prime is 40045125200453. The reversal of 40045125200402 is 20400252154004.

It is a super-2 number, since 2×40045125200402² (a number of 28 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, 52388999 + ... + 53147882.

It is an arithmetic number, because the mean of its divisors is an integer number (4290707474592).

Almost surely, 2^{40045125200402} is an apocalyptic number.

40045125200402 is a deficient number, since it is larger than the sum of its proper divisors (28606194393070).

40045125200402 is a wasteful number, since it uses less digits than its factorization.

40045125200402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105563993.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 40045125200402 its reverse (20400252154004), we get a palindrome (60445377354406).

The spelling of 40045125200402 in words is "forty trillion, forty-five billion, one hundred twenty-five million, two hundred thousand, four hundred two".