14961017408690 has 32 divisors (see below), whose sum is σ = 28705307828400. Its totient is φ = 5594581786624.

The previous prime is 14961017408677. The next prime is 14961017408749. The reversal of 14961017408690 is 9680471016941.

It can be written as a sum of positive squares in 8 ways, for example, as 2392723266649 + 12568294142041 = 1546843^2 + 3545179^2 .

It is a super-2 number, since 2×14961017408690² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295296767 + ... + 295347426.

Almost surely, 2^{14961017408690} is an apocalyptic number.

14961017408690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14961017408690 is a deficient number, since it is larger than the sum of its proper divisors (13744290419710).

14961017408690 is a wasteful number, since it uses less digits than its factorization.

14961017408690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590644366.

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 14961017408690 in words is "fourteen trillion, nine hundred sixty-one billion, seventeen million, four hundred eight thousand, six hundred ninety".