1301791264490 has 32 divisors (see below), whose sum is σ = 2513090603520. Its totient is φ = 484002627264.

The previous prime is 1301791264489. The next prime is 1301791264537. The reversal of 1301791264490 is 944621971031.

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, 64627034 + ... + 64647173.

It is an arithmetic number, because the mean of its divisors is an integer number (78534081360).

Almost surely, 2^{1301791264490} is an apocalyptic number.

1301791264490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301791264490 is a deficient number, since it is larger than the sum of its proper divisors (1211299339030).

1301791264490 is a wasteful number, since it uses less digits than its factorization.

1301791264490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129274286.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 1301791264490 in words is "one trillion, three hundred one billion, seven hundred ninety-one million, two hundred sixty-four thousand, four hundred ninety".