55540436151 has 8 divisors (see below), whose sum is σ = 74225735424. Its totient is φ = 36941047160.

The previous prime is 55540436117. The next prime is 55540436183. The reversal of 55540436151 is 15163404555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55540436151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55540436191) 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, 21476061 + ... + 21478646.

It is an arithmetic number, because the mean of its divisors is an integer number (9278216928).

Almost surely, 2^55540436151 is an apocalyptic number.

55540436151 is a deficient number, since it is larger than the sum of its proper divisors (18685299273).

55540436151 is a wasteful number, since it uses less digits than its factorization.

55540436151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42955141.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 55540436151 in words is "fifty-five billion, five hundred forty million, four hundred thirty-six thousand, one hundred fifty-one".