157620035428 has 24 divisors (see below), whose sum is σ = 282850485120. Its totient is φ = 76809526080.

The previous prime is 157620035423. The next prime is 157620035431. The reversal of 157620035428 is 824530026751.

157620035428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (157620035423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327648 + ... + 650071.

It is an arithmetic number, because the mean of its divisors is an integer number (11785436880).

Almost surely, 2^157620035428 is an apocalyptic number.

It is an amenable number.

157620035428 is a deficient number, since it is larger than the sum of its proper divisors (125230449692).

157620035428 is a wasteful number, since it uses less digits than its factorization.

157620035428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978747 (or 978745 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 157620035428 in words is "one hundred fifty-seven billion, six hundred twenty million, thirty-five thousand, four hundred twenty-eight".