55140206462 has 32 divisors (see below), whose sum is σ = 93191355360. Its totient is φ = 24253931520.

The previous prime is 55140206431. The next prime is 55140206521. The reversal of 55140206462 is 26460204155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238787 + ... + 409022.

It is an arithmetic number, because the mean of its divisors is an integer number (2912229855).

Almost surely, 2^55140206462 is an apocalyptic number.

55140206462 is a deficient number, since it is larger than the sum of its proper divisors (38051148898).

55140206462 is a wasteful number, since it uses less digits than its factorization.

55140206462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647948.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 55140206462 in words is "fifty-five billion, one hundred forty million, two hundred six thousand, four hundred sixty-two".