2732374551521 has 16 divisors (see below), whose sum is σ = 2786303707200. Its totient is φ = 2678902437888.

The previous prime is 2732374551497. The next prime is 2732374551551. The reversal of 2732374551521 is 1251554732372.

It is a cyclic number.

It is not a de Polignac number, because 2732374551521 - 2³⁴ = 2715194682337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2732374551551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36798785 + ... + 36872961.

It is an arithmetic number, because the mean of its divisors is an integer number (174143981700).

Almost surely, 2^{2732374551521} is an apocalyptic number.

It is an amenable number.

2732374551521 is a deficient number, since it is larger than the sum of its proper divisors (53929155679).

2732374551521 is a wasteful number, since it uses less digits than its factorization.

2732374551521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77248.

The product of its digits is 1764000, while the sum is 47.

The spelling of 2732374551521 in words is "two trillion, seven hundred thirty-two billion, three hundred seventy-four million, five hundred fifty-one thousand, five hundred twenty-one".