157633452270 has 192 divisors, whose sum is σ = 489433190400. Its totient is φ = 35997514560.

The previous prime is 157633452241. The next prime is 157633452281. The reversal of 157633452270 is 72254336751.

157633452270 is a `hidden beast` number, since 1 + 5 + 7 + 633 + 4 + 5 + 2 + 2 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16281291 + ... + 16290969.

It is an arithmetic number, because the mean of its divisors is an integer number (2549131200).

Almost surely, 2^157633452270 is an apocalyptic number.

157633452270 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 157633452270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244716595200).

157633452270 is an abundant number, since it is smaller than the sum of its proper divisors (331799738130).

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

157633452270 is a wasteful number, since it uses less digits than its factorization.

157633452270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10940 (or 10927 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 157633452270 in words is "one hundred fifty-seven billion, six hundred thirty-three million, four hundred fifty-two thousand, two hundred seventy".