2451984791672 has 16 divisors (see below), whose sum is σ = 4951123137240. Its totient is φ = 1131685288416.

The previous prime is 2451984791671. The next prime is 2451984791803. The reversal of 2451984791672 is 2761974891542.

It is a junction number, because it is equal to n+sod(n) for n = 2451984791599 and 2451984791608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451984791671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11788388318 + ... + 11788388525.

Almost surely, 2^{2451984791672} is an apocalyptic number.

It is an amenable number.

2451984791672 is an abundant number, since it is smaller than the sum of its proper divisors (2499138345568).

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

2451984791672 is a wasteful number, since it uses less digits than its factorization.

2451984791672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23576776862 (or 23576776858 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 65.

The spelling of 2451984791672 in words is "two trillion, four hundred fifty-one billion, nine hundred eighty-four million, seven hundred ninety-one thousand, six hundred seventy-two".