55432631730057 has 16 divisors (see below), whose sum is σ = 76295229038592. Its totient is φ = 35762587814160.

The previous prime is 55432631730029. The next prime is 55432631730067. The reversal of 55432631730057 is 75003713623455.

It is not a de Polignac number, because 55432631730057 - 2¹⁶ = 55432631664521 is a prime.

It is a super-2 number, since 2×55432631730057² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55432631729991 and 55432631730009.

It is not an unprimeable number, because it can be changed into a prime (55432631730067) 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, 5129488 + ... + 11712254.

It is an arithmetic number, because the mean of its divisors is an integer number (4768451814912).

Almost surely, 2^{55432631730057} is an apocalyptic number.

It is an amenable number.

55432631730057 is a deficient number, since it is larger than the sum of its proper divisors (20862597308535).

55432631730057 is a wasteful number, since it uses less digits than its factorization.

55432631730057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673348.

The product of its (nonzero) digits is 7938000, while the sum is 51.

The spelling of 55432631730057 in words is "fifty-five trillion, four hundred thirty-two billion, six hundred thirty-one million, seven hundred thirty thousand, fifty-seven".