157440470189848 has 8 divisors (see below), whose sum is σ = 295200881605980. Its totient is φ = 78720235094920.

The previous prime is 157440470189801. The next prime is 157440470189851. The reversal of 157440470189848 is 848981074044751.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9840029386858 + ... + 9840029386873.

Almost surely, 2^{157440470189848} is an apocalyptic number.

It is an amenable number.

157440470189848 is a deficient number, since it is larger than the sum of its proper divisors (137760411416132).

157440470189848 is a wasteful number, since it uses less digits than its factorization.

157440470189848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19680058773737 (or 19680058773733 counting only the distinct ones).

The product of its (nonzero) digits is 289013760, while the sum is 70.

The spelling of 157440470189848 in words is "one hundred fifty-seven trillion, four hundred forty billion, four hundred seventy million, one hundred eighty-nine thousand, eight hundred forty-eight".