400151500540442 has 8 divisors (see below), whose sum is σ = 685974000926496. Its totient is φ = 171493500231612.

The previous prime is 400151500540433. The next prime is 400151500540453. The reversal of 400151500540442 is 244045005151004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14291125019288 + ... + 14291125019315.

It is an arithmetic number, because the mean of its divisors is an integer number (85746750115812).

Almost surely, 2^{400151500540442} is an apocalyptic number.

400151500540442 is a deficient number, since it is larger than the sum of its proper divisors (285822500386054).

400151500540442 is a wasteful number, since it uses less digits than its factorization.

400151500540442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28582250038612.

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 400151500540442 its reverse (244045005151004), we get a palindrome (644196505691446).

The spelling of 400151500540442 in words is "four hundred trillion, one hundred fifty-one billion, five hundred million, five hundred forty thousand, four hundred forty-two".