402054061335456 has 24 divisors (see below), whose sum is σ = 1055391911005824. Its totient is φ = 134018020445120.

The previous prime is 402054061335371. The next prime is 402054061335457. The reversal of 402054061335456 is 654533160450204.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (402054061335457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2094031569360 + ... + 2094031569551.

It is an arithmetic number, because the mean of its divisors is an integer number (43974662958576).

Almost surely, 2^{402054061335456} is an apocalyptic number.

It is an amenable number.

402054061335456 is an abundant number, since it is smaller than the sum of its proper divisors (653337849670368).

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

402054061335456 is a wasteful number, since it uses less digits than its factorization.

402054061335456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188063138924 (or 4188063138916 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 402054061335456 in words is "four hundred two trillion, fifty-four billion, sixty-one million, three hundred thirty-five thousand, four hundred fifty-six".