157484777472 has 816 divisors, whose sum is σ = 549617402880. Its totient is φ = 44590694400.

The previous prime is 157484777419. The next prime is 157484777491. The reversal of 157484777472 is 274777484751.

157484777472 is a `hidden beast` number, since 1 + 57 + 4 + 8 + 47 + 77 + 472 = 666.

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 47 ways as a sum of consecutive naturals, for example, 5080154097 + ... + 5080154127.

Almost surely, 2^157484777472 is an apocalyptic number.

157484777472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 157484777472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274808701440).

157484777472 is an abundant number, since it is smaller than the sum of its proper divisors (392132625408).

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

157484777472 is an frugal number, since it uses more digits than its factorization.

157484777472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 76 counting only the distinct ones).

The product of its digits is 86051840, while the sum is 63.

The spelling of 157484777472 in words is "one hundred fifty-seven billion, four hundred eighty-four million, seven hundred seventy-seven thousand, four hundred seventy-two".