55725733051 has 4 divisors (see below), whose sum is σ = 55733321104. Its totient is φ = 55718145000.

The previous prime is 55725733043. The next prime is 55725733067. The reversal of 55725733051 is 15033752755.

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

It is a cyclic number.

It is not a de Polignac number, because 55725733051 - 2³ = 55725733043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55725732989 and 55725733007.

It is not an unprimeable number, because it can be changed into a prime (55725733081) 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, 3783000 + ... + 3797701.

It is an arithmetic number, because the mean of its divisors is an integer number (13933330276).

Almost surely, 2^55725733051 is an apocalyptic number.

55725733051 is a deficient number, since it is larger than the sum of its proper divisors (7588053).

55725733051 is an equidigital number, since it uses as much as digits as its factorization.

55725733051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7588052.

The product of its (nonzero) digits is 551250, while the sum is 43.

The spelling of 55725733051 in words is "fifty-five billion, seven hundred twenty-five million, seven hundred thirty-three thousand, fifty-one".