54511605802 has 16 divisors (see below), whose sum is σ = 83138819400. Its totient is φ = 26798999040.

The previous prime is 54511605793. The next prime is 54511605803. The reversal of 54511605802 is 20850611545.

It can be written as a sum of positive squares in 4 ways, for example, as 46621014561 + 7890591241 = 215919^2 + 88829^2 .

It is a super-2 number, since 2×54511605802² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54511605803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251074 + ... + 414802.

Almost surely, 2^54511605802 is an apocalyptic number.

54511605802 is a deficient number, since it is larger than the sum of its proper divisors (28627213598).

54511605802 is a wasteful number, since it uses less digits than its factorization.

54511605802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166521.

The product of its (nonzero) digits is 48000, while the sum is 37.

The spelling of 54511605802 in words is "fifty-four billion, five hundred eleven million, six hundred five thousand, eight hundred two".