73457004725 has 12 divisors (see below), whose sum is σ = 98093354436. Its totient is φ = 54245172480.

The previous prime is 73457004703. The next prime is 73457004749. The reversal of 73457004725 is 52740075437.

It can be written as a sum of positive squares in 6 ways, for example, as 1228292209 + 72228712516 = 35047^2 + 268754^2 .

It is not a de Polignac number, because 73457004725 - 2⁶ = 73457004661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113010452 + ... + 113011101.

It is an arithmetic number, because the mean of its divisors is an integer number (8174446203).

Almost surely, 2^73457004725 is an apocalyptic number.

It is an amenable number.

73457004725 is a deficient number, since it is larger than the sum of its proper divisors (24636349711).

73457004725 is a wasteful number, since it uses less digits than its factorization.

73457004725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226021576 (or 226021571 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 44.

The spelling of 73457004725 in words is "seventy-three billion, four hundred fifty-seven million, four thousand, seven hundred twenty-five".