402124140325 has 12 divisors (see below), whose sum is σ = 520313671008. Its totient is φ = 307712385200.

The previous prime is 402124140307. The next prime is 402124140359. The reversal of 402124140325 is 523041421204.

It is not a de Polignac number, because 402124140325 - 2⁵ = 402124140293 is a prime.

It is a super-2 number, since 2×402124140325² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402124140293 and 402124140302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 349672591 + ... + 349673740.

It is an arithmetic number, because the mean of its divisors is an integer number (43359472584).

Almost surely, 2^402124140325 is an apocalyptic number.

It is an amenable number.

402124140325 is a deficient number, since it is larger than the sum of its proper divisors (118189530683).

402124140325 is a wasteful number, since it uses less digits than its factorization.

402124140325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699346364 (or 699346359 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 402124140325 its reverse (523041421204), we get a palindrome (925165561529).

The spelling of 402124140325 in words is "four hundred two billion, one hundred twenty-four million, one hundred forty thousand, three hundred twenty-five".