140046320205561 has 32 divisors (see below), whose sum is σ = 232811511948288. Its totient is φ = 72749072859840.

The previous prime is 140046320205529. The next prime is 140046320205577. The reversal of 140046320205561 is 165502023640041.

It is not a de Polignac number, because 140046320205561 - 2⁵ = 140046320205529 is a prime.

It is a super-2 number, since 2×140046320205561² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140046320205161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1968991 + ... + 16851396.

It is an arithmetic number, because the mean of its divisors is an integer number (7275359748384).

Almost surely, 2^{140046320205561} is an apocalyptic number.

140046320205561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140046320205561 is a deficient number, since it is larger than the sum of its proper divisors (92765191742727).

140046320205561 is a wasteful number, since it uses less digits than its factorization.

140046320205561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18852621.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 140046320205561 in words is "one hundred forty trillion, forty-six billion, three hundred twenty million, two hundred five thousand, five hundred sixty-one".