55312273345737 has 16 divisors (see below), whose sum is σ = 74511501769152. Its totient is φ = 36493962193920.

The previous prime is 55312273345733. The next prime is 55312273345757. The reversal of 55312273345737 is 73754337221355.

It is not a de Polignac number, because 55312273345737 - 2² = 55312273345733 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55312273345733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12784333 + ... + 16554869.

It is an arithmetic number, because the mean of its divisors is an integer number (4656968860572).

Almost surely, 2^{55312273345737} is an apocalyptic number.

It is an amenable number.

55312273345737 is a deficient number, since it is larger than the sum of its proper divisors (19199228423415).

55312273345737 is a wasteful number, since it uses less digits than its factorization.

55312273345737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3821048.

The product of its digits is 55566000, while the sum is 57.

The spelling of 55312273345737 in words is "fifty-five trillion, three hundred twelve billion, two hundred seventy-three million, three hundred forty-five thousand, seven hundred thirty-seven".