400215533325 has 12 divisors (see below), whose sum is σ = 661689681888. Its totient is φ = 213448284400.

The previous prime is 400215533297. The next prime is 400215533329. The reversal of 400215533325 is 523335512004.

It is not a de Polignac number, because 400215533325 - 2¹² = 400215529229 is a prime.

It is a super-2 number, since 2×400215533325² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400215533329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2668103481 + ... + 2668103630.

It is an arithmetic number, because the mean of its divisors is an integer number (55140806824).

Almost surely, 2^400215533325 is an apocalyptic number.

It is an amenable number.

400215533325 is a deficient number, since it is larger than the sum of its proper divisors (261474148563).

400215533325 is a wasteful number, since it uses less digits than its factorization.

400215533325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336207124 (or 5336207119 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 400215533325 in words is "four hundred billion, two hundred fifteen million, five hundred thirty-three thousand, three hundred twenty-five".