54505521402 has 32 divisors (see below), whose sum is σ = 113360532480. Its totient is φ = 17450153280.

The previous prime is 54505521391. The next prime is 54505521409. The reversal of 54505521402 is 20412550545.

It is not an unprimeable number, because it can be changed into a prime (54505521409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786793 + ... + 853260.

It is an arithmetic number, because the mean of its divisors is an integer number (3542516640).

Almost surely, 2^54505521402 is an apocalyptic number.

54505521402 is an abundant number, since it is smaller than the sum of its proper divisors (58855011078).

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

54505521402 is a wasteful number, since it uses less digits than its factorization.

54505521402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640278.

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 54505521402 in words is "fifty-four billion, five hundred five million, five hundred twenty-one thousand, four hundred two".