2720381152572 has 108 divisors (see below), whose sum is σ = 6977751895296. Its totient is φ = 893582323200.

The previous prime is 2720381152471. The next prime is 2720381152583. The reversal of 2720381152572 is 2752511830272.

It is a happy number.

2720381152572 is a `hidden beast` number, since 2 + 7 + 2 + 0 + 381 + 15 + 257 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 101489572 + ... + 101516372.

Almost surely, 2^{2720381152572} is an apocalyptic number.

It is an amenable number.

2720381152572 is an abundant number, since it is smaller than the sum of its proper divisors (4257370742724).

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

2720381152572 is a wasteful number, since it uses less digits than its factorization.

2720381152572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27236 (or 27082 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 2720381152572 in words is "two trillion, seven hundred twenty billion, three hundred eighty-one million, one hundred fifty-two thousand, five hundred seventy-two".