2620249573397 has 8 divisors (see below), whose sum is σ = 2710565574912. Its totient is φ = 2530295560800.

The previous prime is 2620249573387. The next prime is 2620249573439. The reversal of 2620249573397 is 7933759420262.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2620249573397 - 2²⁸ = 2619981137941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620249573387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90482504 + ... + 90511457.

It is an arithmetic number, because the mean of its divisors is an integer number (338820696864).

Almost surely, 2^{2620249573397} is an apocalyptic number.

It is an amenable number.

2620249573397 is a deficient number, since it is larger than the sum of its proper divisors (90316001515).

2620249573397 is a wasteful number, since it uses less digits than its factorization.

2620249573397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180994459.

The product of its (nonzero) digits is 34292160, while the sum is 59.

The spelling of 2620249573397 in words is "two trillion, six hundred twenty billion, two hundred forty-nine million, five hundred seventy-three thousand, three hundred ninety-seven".