73415425497 has 32 divisors (see below), whose sum is σ = 109126177920. Its totient is φ = 43629788160.

The previous prime is 73415425487. The next prime is 73415425507. The reversal of 73415425497 is 79452451437.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73415425487) and next prime (73415425507).

It is not a de Polignac number, because 73415425497 - 2¹⁴ = 73415409113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (73415425487) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6565203 + ... + 6576375.

It is an arithmetic number, because the mean of its divisors is an integer number (3410193060).

Almost surely, 2^73415425497 is an apocalyptic number.

It is an amenable number.

73415425497 is a deficient number, since it is larger than the sum of its proper divisors (35710752423).

73415425497 is a wasteful number, since it uses less digits than its factorization.

73415425497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17993.

The product of its digits is 4233600, while the sum is 51.

The spelling of 73415425497 in words is "seventy-three billion, four hundred fifteen million, four hundred twenty-five thousand, four hundred ninety-seven".