400764637031342 has 4 divisors (see below), whose sum is σ = 601146955547016. Its totient is φ = 200382318515670.

The previous prime is 400764637031327. The next prime is 400764637031431. The reversal of 400764637031342 is 243130736467004.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×400764637031342² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100191159257834 + ... + 100191159257837.

It is an arithmetic number, because the mean of its divisors is an integer number (150286738886754).

Almost surely, 2^{400764637031342} is an apocalyptic number.

400764637031342 is a deficient number, since it is larger than the sum of its proper divisors (200382318515674).

400764637031342 is a wasteful number, since it uses less digits than its factorization.

400764637031342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200382318515673.

The product of its (nonzero) digits is 6096384, while the sum is 50.

The spelling of 400764637031342 in words is "four hundred trillion, seven hundred sixty-four billion, six hundred thirty-seven million, thirty-one thousand, three hundred forty-two".