157527722402 has 18 divisors (see below), whose sum is σ = 249399414459. Its totient is φ = 74613343140.

The previous prime is 157527722399. The next prime is 157527722431. The reversal of 157527722402 is 204227725751.

It is a happy number.

157527722402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 78763861201 + 78763861201 = 280649^2 + 280649^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=280649.

It is a super-3 number, since 3×157527722402³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10657277 + ... + 10672047.

Almost surely, 2^157527722402 is an apocalyptic number.

157527722402 is a deficient number, since it is larger than the sum of its proper divisors (91871692057).

157527722402 is an frugal number, since it uses more digits than its factorization.

157527722402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29582 (or 14792 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 44.

The spelling of 157527722402 in words is "one hundred fifty-seven billion, five hundred twenty-seven million, seven hundred twenty-two thousand, four hundred two".