42097390755 has 128 divisors (see below), whose sum is σ = 84001259520. Its totient is φ = 17574796800.

The previous prime is 42097390739. The next prime is 42097390759. The reversal of 42097390755 is 55709379024.

42097390755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42097390755 - 2⁴ = 42097390739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42097390698 and 42097390707.

It is not an unprimeable number, because it can be changed into a prime (42097390759) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6278905 + ... + 6285605.

It is an arithmetic number, because the mean of its divisors is an integer number (656259840).

Almost surely, 2^42097390755 is an apocalyptic number.

42097390755 is a deficient number, since it is larger than the sum of its proper divisors (41903868765).

42097390755 is a wasteful number, since it uses less digits than its factorization.

42097390755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6849.

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 42097390755 in words is "forty-two billion, ninety-seven million, three hundred ninety thousand, seven hundred fifty-five".