1011655045404 has 36 divisors (see below), whose sum is σ = 2557291988160. Its totient is φ = 337211379840.

The previous prime is 1011655045363. The next prime is 1011655045481. The reversal of 1011655045404 is 4045405561101.

1011655045404 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 65 + 50 + 4 + 540 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1654324 + ... + 2181764.

It is an arithmetic number, because the mean of its divisors is an integer number (71035888560).

Almost surely, 2^{1011655045404} is an apocalyptic number.

It is an amenable number.

1011655045404 is an abundant number, since it is smaller than the sum of its proper divisors (1545636942756).

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

1011655045404 is a wasteful number, since it uses less digits than its factorization.

1011655045404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580730 (or 580725 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 1011655045404 in words is "one trillion, eleven billion, six hundred fifty-five million, forty-five thousand, four hundred four".