72635450097 has 16 divisors (see below), whose sum is σ = 114499232640. Its totient is φ = 40074730752.

The previous prime is 72635450077. The next prime is 72635450131. The reversal of 72635450097 is 79005453627.

It is not a de Polignac number, because 72635450097 - 2¹¹ = 72635448049 is a prime.

It is a super-2 number, since 2×72635450097² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72635450077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59634408 + ... + 59635625.

It is an arithmetic number, because the mean of its divisors is an integer number (7156202040).

Almost surely, 2^72635450097 is an apocalyptic number.

It is an amenable number.

72635450097 is a deficient number, since it is larger than the sum of its proper divisors (41863782543).

72635450097 is a wasteful number, since it uses less digits than its factorization.

72635450097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119270072.

The product of its (nonzero) digits is 1587600, while the sum is 48.

The spelling of 72635450097 in words is "seventy-two billion, six hundred thirty-five million, four hundred fifty thousand, ninety-seven".