1246493972967 has 32 divisors (see below), whose sum is σ = 1774024906752. Its totient is φ = 776691573504.

The previous prime is 1246493972963. The next prime is 1246493972987. The reversal of 1246493972967 is 7692793946421.

It is not a de Polignac number, because 1246493972967 - 2² = 1246493972963 is a prime.

It is a super-2 number, since 2×1246493972967² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246493972963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1689453 + ... + 2312409.

It is an arithmetic number, because the mean of its divisors is an integer number (55438278336).

Almost surely, 2^{1246493972967} is an apocalyptic number.

1246493972967 is a deficient number, since it is larger than the sum of its proper divisors (527530933785).

1246493972967 is a wasteful number, since it uses less digits than its factorization.

1246493972967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623647.

The product of its digits is 246903552, while the sum is 69.

The spelling of 1246493972967 in words is "one trillion, two hundred forty-six billion, four hundred ninety-three million, nine hundred seventy-two thousand, nine hundred sixty-seven".