400652255670 has 64 divisors (see below), whose sum is σ = 1003458461184. Its totient is φ = 102186613760.

The previous prime is 400652255611. The next prime is 400652255683. The reversal of 400652255670 is 76552256004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12958630 + ... + 12989510.

It is an arithmetic number, because the mean of its divisors is an integer number (15679038456).

Almost surely, 2^400652255670 is an apocalyptic number.

400652255670 is an abundant number, since it is smaller than the sum of its proper divisors (602806205514).

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

400652255670 is a wasteful number, since it uses less digits than its factorization.

400652255670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49717.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 400652255670 in words is "four hundred billion, six hundred fifty-two million, two hundred fifty-five thousand, six hundred seventy".