400628215130 has 64 divisors (see below), whose sum is σ = 847304188416. Its totient is φ = 134460480000.

The previous prime is 400628215123. The next prime is 400628215153. The reversal of 400628215130 is 31512826004.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22014335 + ... + 22032525.

It is an arithmetic number, because the mean of its divisors is an integer number (13239127944).

Almost surely, 2^400628215130 is an apocalyptic number.

400628215130 is an abundant number, since it is smaller than the sum of its proper divisors (446675973286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400628215130 is a wasteful number, since it uses less digits than its factorization.

400628215130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33623.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 400628215130 in words is "four hundred billion, six hundred twenty-eight million, two hundred fifteen thousand, one hundred thirty".