157552211850 has 192 divisors, whose sum is σ = 435767109120. Its totient is φ = 37350086400.

The previous prime is 157552211837. The next prime is 157552211867. The reversal of 157552211850 is 58112255751.

It is a Curzon 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 in 95 ways as a sum of consecutive naturals, for example, 15361324 + ... + 15371576.

It is an arithmetic number, because the mean of its divisors is an integer number (2269620360).

Almost surely, 2^157552211850 is an apocalyptic number.

157552211850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 157552211850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217883554560).

157552211850 is an abundant number, since it is smaller than the sum of its proper divisors (278214897270).

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

157552211850 is a wasteful number, since it uses less digits than its factorization.

157552211850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10485 (or 10480 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 42.

The spelling of 157552211850 in words is "one hundred fifty-seven billion, five hundred fifty-two million, two hundred eleven thousand, eight hundred fifty".