400516651455145 has 32 divisors (see below), whose sum is σ = 492147192176640. Its totient is φ = 312739149024960.

The previous prime is 400516651455131. The next prime is 400516651455157. The reversal of 400516651455145 is 541554156615004.

It is not a de Polignac number, because 400516651455145 - 2⁷ = 400516651455017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400516651455092 and 400516651455101.

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, 6097317492 + ... + 6097383178.

It is an arithmetic number, because the mean of its divisors is an integer number (15379599755520).

Almost surely, 2^{400516651455145} is an apocalyptic number.

It is an amenable number.

400516651455145 is a deficient number, since it is larger than the sum of its proper divisors (91630540721495).

400516651455145 is a wasteful number, since it uses less digits than its factorization.

400516651455145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85485.

The product of its (nonzero) digits is 7200000, while the sum is 52.

The spelling of 400516651455145 in words is "four hundred trillion, five hundred sixteen billion, six hundred fifty-one million, four hundred fifty-five thousand, one hundred forty-five".