155311922496 has 224 divisors, whose sum is σ = 436113497088. Its totient is φ = 48709140480.

The previous prime is 155311922453. The next prime is 155311922533. The reversal of 155311922496 is 694229113551.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35644350 + ... + 35648706.

Almost surely, 2^155311922496 is an apocalyptic number.

155311922496 is a gapful number since it is divisible by the number (16) 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 155311922496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218056748544).

155311922496 is an abundant number, since it is smaller than the sum of its proper divisors (280801574592).

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

155311922496 is a wasteful number, since it uses less digits than its factorization.

155311922496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569 (or 4559 counting only the distinct ones).

The product of its digits is 583200, while the sum is 48.

The spelling of 155311922496 in words is "one hundred fifty-five billion, three hundred eleven million, nine hundred twenty-two thousand, four hundred ninety-six".