400150061166 has 32 divisors (see below), whose sum is σ = 821970214560. Its totient is φ = 129772025856.

The previous prime is 400150061119. The next prime is 400150061173. The reversal of 400150061166 is 661160051004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7024350 + ... + 7081086.

It is an arithmetic number, because the mean of its divisors is an integer number (25686569205).

Almost surely, 2^400150061166 is an apocalyptic number.

400150061166 is an abundant number, since it is smaller than the sum of its proper divisors (421820153394).

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

400150061166 is a wasteful number, since it uses less digits than its factorization.

400150061166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88548.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 400150061166 in words is "four hundred billion, one hundred fifty million, sixty-one thousand, one hundred sixty-six".