55253506235331 has 4 divisors (see below), whose sum is σ = 73671341647112. Its totient is φ = 36835670823552.

The previous prime is 55253506235327. The next prime is 55253506235359. The reversal of 55253506235331 is 13353260535255.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55253506235331 - 2² = 55253506235327 is a prime.

It is a super-2 number, since 2×55253506235331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55253506235321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9208917705886 + ... + 9208917705891.

It is an arithmetic number, because the mean of its divisors is an integer number (18417835411778).

Almost surely, 2^{55253506235331} is an apocalyptic number.

55253506235331 is a deficient number, since it is larger than the sum of its proper divisors (18417835411781).

55253506235331 is a wasteful number, since it uses less digits than its factorization.

55253506235331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18417835411780.

The product of its (nonzero) digits is 6075000, while the sum is 48.

The spelling of 55253506235331 in words is "fifty-five trillion, two hundred fifty-three billion, five hundred six million, two hundred thirty-five thousand, three hundred thirty-one".