400513535150 has 48 divisors (see below), whose sum is σ = 748677885120. Its totient is φ = 159405926400.

The previous prime is 400513535131. The next prime is 400513535161. The reversal of 400513535150 is 51535315004.

It is a super-2 number, since 2×400513535150² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15486230 + ... + 15512070.

It is an arithmetic number, because the mean of its divisors is an integer number (15597455940).

Almost surely, 2^400513535150 is an apocalyptic number.

400513535150 is a deficient number, since it is larger than the sum of its proper divisors (348164349970).

400513535150 is a wasteful number, since it uses less digits than its factorization.

400513535150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27389 (or 27384 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 400513535150 in words is "four hundred billion, five hundred thirteen million, five hundred thirty-five thousand, one hundred fifty".