2964987581946 has 16 divisors (see below), whose sum is σ = 6386127099744. Its totient is φ = 912303871344.

The previous prime is 2964987581921. The next prime is 2964987581953. The reversal of 2964987581946 is 6491857894692.

It is a super-2 number, since 2×2964987581946² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (78), and also a Moran number because the ratio is a prime number: 38012661307 = 2964987581946 / (2 + 9 + 6 + 4 + 9 + 8 + 7 + 5 + 8 + 1 + 9 + 4 + 6).

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, 19006330576 + ... + 19006330731.

It is an arithmetic number, because the mean of its divisors is an integer number (399132943734).

Almost surely, 2^{2964987581946} is an apocalyptic number.

2964987581946 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2964987581946 is an abundant number, since it is smaller than the sum of its proper divisors (3421139517798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2964987581946 is a wasteful number, since it uses less digits than its factorization.

2964987581946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38012661325.

The product of its digits is 1881169920, while the sum is 78.

The spelling of 2964987581946 in words is "two trillion, nine hundred sixty-four billion, nine hundred eighty-seven million, five hundred eighty-one thousand, nine hundred forty-six".