53372220355 has 4 divisors (see below), whose sum is σ = 64046664432. Its totient is φ = 42697776280.

The previous prime is 53372220347. The next prime is 53372220359. The reversal of 53372220355 is 55302227335.

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

It is not a de Polignac number, because 53372220355 - 2³ = 53372220347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53372220359) 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, 5337222031 + ... + 5337222040.

It is an arithmetic number, because the mean of its divisors is an integer number (16011666108).

Almost surely, 2^53372220355 is an apocalyptic number.

53372220355 is a deficient number, since it is larger than the sum of its proper divisors (10674444077).

53372220355 is a wasteful number, since it uses less digits than its factorization.

53372220355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10674444076.

The product of its (nonzero) digits is 189000, while the sum is 37.

The spelling of 53372220355 in words is "fifty-three billion, three hundred seventy-two million, two hundred twenty thousand, three hundred fifty-five".