54537749894 has 8 divisors (see below), whose sum is σ = 81810284808. Its totient is φ = 27267654960.

The previous prime is 54537749869. The next prime is 54537749921. The reversal of 54537749894 is 49894773545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×54537749894² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54537749894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553052 + ... + 644159.

It is an arithmetic number, because the mean of its divisors is an integer number (10226285601).

Almost surely, 2^54537749894 is an apocalyptic number.

54537749894 is a deficient number, since it is larger than the sum of its proper divisors (27272534914).

54537749894 is a wasteful number, since it uses less digits than its factorization.

54537749894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219990.

The product of its digits is 152409600, while the sum is 65.

The spelling of 54537749894 in words is "fifty-four billion, five hundred thirty-seven million, seven hundred forty-nine thousand, eight hundred ninety-four".