157048211644 has 24 divisors (see below), whose sum is σ = 275583369600. Its totient is φ = 78310396080.

The previous prime is 157048211641. The next prime is 157048211659. The reversal of 157048211644 is 446112840751.

It is a self number, because there is not a number n which added to its sum of digits gives 157048211644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157048211641) 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, 2176099 + ... + 2247109.

It is an arithmetic number, because the mean of its divisors is an integer number (11482640400).

Almost surely, 2^157048211644 is an apocalyptic number.

It is an amenable number.

157048211644 is a deficient number, since it is larger than the sum of its proper divisors (118535157956).

157048211644 is a wasteful number, since it uses less digits than its factorization.

157048211644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72513 (or 72511 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 157048211644 in words is "one hundred fifty-seven billion, forty-eight million, two hundred eleven thousand, six hundred forty-four".