55312732707 has 8 divisors (see below), whose sum is σ = 73808068176. Its totient is φ = 36846276192.

The previous prime is 55312732627. The next prime is 55312732711. The reversal of 55312732707 is 70723721355.

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

It is a de Polignac number, because none of the positive numbers 2^k-55312732707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55312732747) 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, 7215268 + ... + 7222929.

It is an arithmetic number, because the mean of its divisors is an integer number (9226008522).

Almost surely, 2^55312732707 is an apocalyptic number.

55312732707 is a deficient number, since it is larger than the sum of its proper divisors (18495335469).

55312732707 is a wasteful number, since it uses less digits than its factorization.

55312732707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14439477.

The product of its (nonzero) digits is 308700, while the sum is 42.

The spelling of 55312732707 in words is "fifty-five billion, three hundred twelve million, seven hundred thirty-two thousand, seven hundred seven".