401015515534 has 16 divisors (see below), whose sum is σ = 610729833168. Its totient is φ = 197441145792.

The previous prime is 401015515529. The next prime is 401015515559. The reversal of 401015515534 is 435515510104.

It is a self number, because there is not a number n which added to its sum of digits gives 401015515534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200239 + ... + 917674.

It is an arithmetic number, because the mean of its divisors is an integer number (38170614573).

Almost surely, 2^401015515534 is an apocalyptic number.

401015515534 is a deficient number, since it is larger than the sum of its proper divisors (209714317634).

401015515534 is a wasteful number, since it uses less digits than its factorization.

401015515534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120659.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 401015515534 in words is "four hundred one billion, fifteen million, five hundred fifteen thousand, five hundred thirty-four".