1404145535828 has 24 divisors (see below), whose sum is σ = 2822994177024. Its totient is φ = 598625992800.

The previous prime is 1404145535803. The next prime is 1404145535843. The reversal of 1404145535828 is 8285355414041.

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, 131272283 + ... + 131282978.

It is an arithmetic number, because the mean of its divisors is an integer number (117624757376).

Almost surely, 2^{1404145535828} is an apocalyptic number.

It is an amenable number.

1404145535828 is an abundant number, since it is smaller than the sum of its proper divisors (1418848641196).

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

1404145535828 is a wasteful number, since it uses less digits than its factorization.

1404145535828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262555463 (or 262555461 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 50.

The spelling of 1404145535828 in words is "one trillion, four hundred four billion, one hundred forty-five million, five hundred thirty-five thousand, eight hundred twenty-eight".