545802749901 has 64 divisors (see below), whose sum is σ = 853012131840. Its totient is φ = 344478899520.

The previous prime is 545802749897. The next prime is 545802749957. The reversal of 545802749901 is 109947208545.

It is a happy number.

545802749901 is a `hidden beast` number, since 54 + 5 + 80 + 27 + 499 + 0 + 1 = 666.

It is not a de Polignac number, because 545802749901 - 2² = 545802749897 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545802749801) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11273536 + ... + 11321846.

It is an arithmetic number, because the mean of its divisors is an integer number (13328314560).

Almost surely, 2^545802749901 is an apocalyptic number.

It is an amenable number.

545802749901 is a deficient number, since it is larger than the sum of its proper divisors (307209381939).

545802749901 is a wasteful number, since it uses less digits than its factorization.

545802749901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48663 (or 48657 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 545802749901 in words is "five hundred forty-five billion, eight hundred two million, seven hundred forty-nine thousand, nine hundred one".