157672743648 has 96 divisors (see below), whose sum is σ = 485802584064. Its totient is φ = 43831798272.

The previous prime is 157672743559. The next prime is 157672743649. The reversal of 157672743648 is 846347276751.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 157672743591 and 157672743600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157672743649) 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, 3145840 + ... + 3195567.

It is an arithmetic number, because the mean of its divisors is an integer number (5060443584).

Almost surely, 2^157672743648 is an apocalyptic number.

It is an amenable number.

157672743648 is an abundant number, since it is smaller than the sum of its proper divisors (328129840416).

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

157672743648 is a wasteful number, since it uses less digits than its factorization.

157672743648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6341464 (or 6341456 counting only the distinct ones).

The product of its digits is 47416320, while the sum is 60.

The spelling of 157672743648 in words is "one hundred fifty-seven billion, six hundred seventy-two million, seven hundred forty-three thousand, six hundred forty-eight".