10671666454 has 16 divisors (see below), whose sum is σ = 16751639808. Its totient is φ = 5089124392.

The previous prime is 10671666437. The next prime is 10671666463. The reversal of 10671666454 is 45466617601.

It is a super-2 number, since 2×10671666454² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 318322 + ... + 350245.

It is an arithmetic number, because the mean of its divisors is an integer number (1046977488).

Almost surely, 2^10671666454 is an apocalyptic number.

10671666454 is a deficient number, since it is larger than the sum of its proper divisors (6079973354).

10671666454 is a wasteful number, since it uses less digits than its factorization.

10671666454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668939.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 10671666454 in words is "ten billion, six hundred seventy-one million, six hundred sixty-six thousand, four hundred fifty-four".