620310887721701 has 8 divisors (see below), whose sum is σ = 689470763711904. Its totient is φ = 553279007915920.

The previous prime is 620310887721667. The next prime is 620310887721727. The reversal of 620310887721701 is 107127788013026.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-620310887721701 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620310887721781) 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, 531999045491 + ... + 531999046656.

It is an arithmetic number, because the mean of its divisors is an integer number (86183845463988).

Almost surely, 2^{620310887721701} is an apocalyptic number.

It is an amenable number.

620310887721701 is a deficient number, since it is larger than the sum of its proper divisors (69159875990203).

620310887721701 is a wasteful number, since it uses less digits than its factorization.

620310887721701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063998092211.

The product of its (nonzero) digits is 1580544, while the sum is 53.

The spelling of 620310887721701 in words is "six hundred twenty trillion, three hundred ten billion, eight hundred eighty-seven million, seven hundred twenty-one thousand, seven hundred one".