2720965262401 has 4 divisors (see below), whose sum is σ = 2720990494804. Its totient is φ = 2720940030000.

The previous prime is 2720965262387. The next prime is 2720965262429. The reversal of 2720965262401 is 1042625690272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1542924201025 + 1178041061376 = 1242145^2 + 1085376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2720965262401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2720965266401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12453750 + ... + 12670351.

It is an arithmetic number, because the mean of its divisors is an integer number (680247623701).

Almost surely, 2^{2720965262401} is an apocalyptic number.

It is an amenable number.

2720965262401 is a deficient number, since it is larger than the sum of its proper divisors (25232403).

2720965262401 is a wasteful number, since it uses less digits than its factorization.

2720965262401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25232402.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 2720965262401 in words is "two trillion, seven hundred twenty billion, nine hundred sixty-five million, two hundred sixty-two thousand, four hundred one".