720381652102 has 16 divisors (see below), whose sum is σ = 1234979781120. Its totient is φ = 308725042248.

The previous prime is 720381652091. The next prime is 720381652127. The reversal of 720381652102 is 201256183027.

It is a super-2 number, since 2×720381652102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370702 + ... + 1256257.

It is an arithmetic number, because the mean of its divisors is an integer number (77186236320).

Almost surely, 2^720381652102 is an apocalyptic number.

720381652102 is a deficient number, since it is larger than the sum of its proper divisors (514598129018).

720381652102 is a wasteful number, since it uses less digits than its factorization.

720381652102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658595.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 720381652102 in words is "seven hundred twenty billion, three hundred eighty-one million, six hundred fifty-two thousand, one hundred two".