15461793854 has 16 divisors (see below), whose sum is σ = 25073940528. Its totient is φ = 7108442112.

The previous prime is 15461793821. The next prime is 15461793871. The reversal of 15461793854 is 45839716451.

It is a junction number, because it is equal to n+sod(n) for n = 15461793796 and 15461793805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150292 + ... + 1163655.

It is an arithmetic number, because the mean of its divisors is an integer number (1567121283).

Almost surely, 2^15461793854 is an apocalyptic number.

15461793854 is a deficient number, since it is larger than the sum of its proper divisors (9612146674).

15461793854 is a wasteful number, since it uses less digits than its factorization.

15461793854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314219.

The product of its digits is 3628800, while the sum is 53.

The spelling of 15461793854 in words is "fifteen billion, four hundred sixty-one million, seven hundred ninety-three thousand, eight hundred fifty-four".