240861098955 has 16 divisors (see below), whose sum is σ = 405660798720. Its totient is φ = 121698239328.

The previous prime is 240861098941. The next prime is 240861098971. The reversal of 240861098955 is 559890168042.

It is a happy number.

It is not a de Polignac number, because 240861098955 - 2¹⁰ = 240861097931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 240861098895 and 240861098904.

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, 422563047 + ... + 422563616.

It is an arithmetic number, because the mean of its divisors is an integer number (25353799920).

Almost surely, 2^240861098955 is an apocalyptic number.

240861098955 is a deficient number, since it is larger than the sum of its proper divisors (164799699765).

240861098955 is a wasteful number, since it uses less digits than its factorization.

240861098955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845126690.

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 240861098955 in words is "two hundred forty billion, eight hundred sixty-one million, ninety-eight thousand, nine hundred fifty-five".