55450707155437 has 8 divisors (see below), whose sum is σ = 64050014682432. Its totient is φ = 47444455320000.

The previous prime is 55450707155407. The next prime is 55450707155449. The reversal of 55450707155437 is 73455170705455.

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

It is a cyclic number.

It is not a de Polignac number, because 55450707155437 - 2¹⁵ = 55450707122669 is a prime.

It is a super-2 number, since 2×55450707155437² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55450707155407) 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, 148263922689 + ... + 148263923062.

It is an arithmetic number, because the mean of its divisors is an integer number (8006251835304).

Almost surely, 2^{55450707155437} is an apocalyptic number.

It is an amenable number.

55450707155437 is a deficient number, since it is larger than the sum of its proper divisors (8599307526995).

55450707155437 is a wasteful number, since it uses less digits than its factorization.

55450707155437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296527845779.

The product of its (nonzero) digits is 51450000, while the sum is 58.

The spelling of 55450707155437 in words is "fifty-five trillion, four hundred fifty billion, seven hundred seven million, one hundred fifty-five thousand, four hundred thirty-seven".