2621134450376 has 48 divisors (see below), whose sum is σ = 5323487256900. Its totient is φ = 1209360801792.

The previous prime is 2621134450321. The next prime is 2621134450393. The reversal of 2621134450376 is 6730544311262.

It can be written as a sum of positive squares in 6 ways, for example, as 1808298772900 + 812835677476 = 1344730^2 + 901574^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3862520 + ... + 4490136.

Almost surely, 2^{2621134450376} is an apocalyptic number.

2621134450376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2621134450376 is an abundant number, since it is smaller than the sum of its proper divisors (2702352806524).

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

2621134450376 is a wasteful number, since it uses less digits than its factorization.

2621134450376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630738 (or 630721 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 2621134450376 in words is "two trillion, six hundred twenty-one billion, one hundred thirty-four million, four hundred fifty thousand, three hundred seventy-six".