157404121602 has 32 divisors (see below), whose sum is σ = 387456300672. Its totient is φ = 41513174784.

The previous prime is 157404121571. The next prime is 157404121627. The reversal of 157404121602 is 206121404751.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144142423 + ... + 144143514.

It is an arithmetic number, because the mean of its divisors is an integer number (12108009396).

Almost surely, 2^157404121602 is an apocalyptic number.

157404121602 is an abundant number, since it is smaller than the sum of its proper divisors (230052179070).

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

157404121602 is a wasteful number, since it uses less digits than its factorization.

157404121602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288285962.

The product of its (nonzero) digits is 13440, while the sum is 33.

The spelling of 157404121602 in words is "one hundred fifty-seven billion, four hundred four million, one hundred twenty-one thousand, six hundred two".