55072140370 has 16 divisors (see below), whose sum is σ = 106755226200. Its totient is φ = 20334328704.

The previous prime is 55072140359. The next prime is 55072140371. The reversal of 55072140370 is 7304127055.

It can be written as a sum of positive squares in 4 ways, for example, as 24635499849 + 30436640521 = 156957^2 + 174461^2 .

It is not an unprimeable number, because it can be changed into a prime (55072140371) 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, 211815795 + ... + 211816054.

Almost surely, 2^55072140370 is an apocalyptic number.

55072140370 is a deficient number, since it is larger than the sum of its proper divisors (51683085830).

55072140370 is a wasteful number, since it uses less digits than its factorization.

55072140370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423631869.

The product of its (nonzero) digits is 29400, while the sum is 34.

The spelling of 55072140370 in words is "fifty-five billion, seventy-two million, one hundred forty thousand, three hundred seventy".