402151036125 has 64 divisors (see below), whose sum is σ = 675690043392. Its totient is φ = 212403916800.

The previous prime is 402151036109. The next prime is 402151036129. The reversal of 402151036125 is 521630151204.

It is not a de Polignac number, because 402151036125 - 2⁴ = 402151036109 is a prime.

It is a super-2 number, since 2×402151036125² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402151036092 and 402151036101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402151036129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16127167 + ... + 16152083.

It is an arithmetic number, because the mean of its divisors is an integer number (10557656928).

Almost surely, 2^402151036125 is an apocalyptic number.

It is an amenable number.

402151036125 is a deficient number, since it is larger than the sum of its proper divisors (273539007267).

402151036125 is a wasteful number, since it uses less digits than its factorization.

402151036125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25351 (or 25341 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 402151036125 its reverse (521630151204), we get a palindrome (923781187329).

The spelling of 402151036125 in words is "four hundred two billion, one hundred fifty-one million, thirty-six thousand, one hundred twenty-five".