155632462560 has 768 divisors, whose sum is σ = 598461696000. Its totient is φ = 37623398400.

The previous prime is 155632462553. The next prime is 155632462603. The reversal of 155632462560 is 65264236551.

155632462560 is a `hidden beast` number, since 1 + 5 + 5 + 6 + 3 + 24 + 62 + 560 = 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 127 ways as a sum of consecutive naturals, for example, 359428104 + ... + 359428536.

It is an arithmetic number, because the mean of its divisors is an integer number (779247000).

Almost surely, 2^155632462560 is an apocalyptic number.

155632462560 is a gapful number since it is divisible by the number (10) 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 155632462560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299230848000).

155632462560 is an abundant number, since it is smaller than the sum of its proper divisors (442829233440).

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

155632462560 is a wasteful number, since it uses less digits than its factorization.

155632462560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 155632462560 in words is "one hundred fifty-five billion, six hundred thirty-two million, four hundred sixty-two thousand, five hundred sixty".