157007489798 has 16 divisors (see below), whose sum is σ = 250630658784. Its totient is φ = 73510819200.

The previous prime is 157007489761. The next prime is 157007489819. The reversal of 157007489798 is 897984700751.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11713778 + ... + 11727173.

It is an arithmetic number, because the mean of its divisors is an integer number (15664416174).

Almost surely, 2^157007489798 is an apocalyptic number.

157007489798 is a deficient number, since it is larger than the sum of its proper divisors (93623168986).

157007489798 is a wasteful number, since it uses less digits than its factorization.

157007489798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23441167.

The product of its (nonzero) digits is 35562240, while the sum is 65.

The spelling of 157007489798 in words is "one hundred fifty-seven billion, seven million, four hundred eighty-nine thousand, seven hundred ninety-eight".