156420661462 has 16 divisors (see below), whose sum is σ = 253242309600. Its totient is φ = 72033357312.

The previous prime is 156420661447. The next prime is 156420661471. The reversal of 156420661462 is 264166024651.

156420661462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×156420661462² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6687858 + ... + 6711205.

It is an arithmetic number, because the mean of its divisors is an integer number (15827644350).

Almost surely, 2^156420661462 is an apocalyptic number.

156420661462 is a deficient number, since it is larger than the sum of its proper divisors (96821648138).

156420661462 is a wasteful number, since it uses less digits than its factorization.

156420661462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13399527.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 156420661462 in words is "one hundred fifty-six billion, four hundred twenty million, six hundred sixty-one thousand, four hundred sixty-two".