7230021473724 has 96 divisors (see below), whose sum is σ = 19931499033600. Its totient is φ = 1996847562240.

The previous prime is 7230021473713. The next prime is 7230021473777. The reversal of 7230021473724 is 4273741200327.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9254464 + ... + 10005255.

It is an arithmetic number, because the mean of its divisors is an integer number (207619781600).

Almost surely, 2^{7230021473724} is an apocalyptic number.

It is an amenable number.

7230021473724 is an abundant number, since it is smaller than the sum of its proper divisors (12701477559876).

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

7230021473724 is a wasteful number, since it uses less digits than its factorization.

7230021473724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19259883 (or 19259881 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 42.

The spelling of 7230021473724 in words is "seven trillion, two hundred thirty billion, twenty-one million, four hundred seventy-three thousand, seven hundred twenty-four".