61862307593955 has 64 divisors (see below), whose sum is σ = 108390799296000. Its totient is φ = 29879160657920.

The previous prime is 61862307593939. The next prime is 61862307594037. The reversal of 61862307593955 is 55939570326816.

It is not a de Polignac number, because 61862307593955 - 2⁴ = 61862307593939 is a prime.

It is a super-2 number, since 2×61862307593955² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61862307593955.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 446754571 + ... + 446893019.

It is an arithmetic number, because the mean of its divisors is an integer number (1693606239000).

Almost surely, 2^{61862307593955} is an apocalyptic number.

61862307593955 is a deficient number, since it is larger than the sum of its proper divisors (46528491702045).

61862307593955 is a wasteful number, since it uses less digits than its factorization.

61862307593955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148804.

The product of its (nonzero) digits is 367416000, while the sum is 69.

The spelling of 61862307593955 in words is "sixty-one trillion, eight hundred sixty-two billion, three hundred seven million, five hundred ninety-three thousand, nine hundred fifty-five".