157524721075 has 12 divisors (see below), whose sum is σ = 195337216368. Its totient is φ = 126015543200.

The previous prime is 157524721063. The next prime is 157524721103. The reversal of 157524721075 is 570127425751.

It is not a de Polignac number, because 157524721075 - 2¹³ = 157524712883 is a prime.

It is a Duffinian 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, 807849 + ... + 983701.

It is an arithmetic number, because the mean of its divisors is an integer number (16278101364).

Almost surely, 2^157524721075 is an apocalyptic number.

157524721075 is a deficient number, since it is larger than the sum of its proper divisors (37812495293).

157524721075 is a wasteful number, since it uses less digits than its factorization.

157524721075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211694 (or 211689 counting only the distinct ones).

The product of its (nonzero) digits is 686000, while the sum is 46.

The spelling of 157524721075 in words is "one hundred fifty-seven billion, five hundred twenty-four million, seven hundred twenty-one thousand, seventy-five".