149975884476 has 192 divisors, whose sum is σ = 446846400000. Its totient is φ = 43021808640.

The previous prime is 149975884459. The next prime is 149975884517. The reversal of 149975884476 is 674488579941.

149975884476 is a `hidden beast` number, since 1 + 4 + 9 + 9 + 75 + 8 + 84 + 476 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54555150 + ... + 54557898.

It is an arithmetic number, because the mean of its divisors is an integer number (2327325000).

Almost surely, 2^149975884476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149975884476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223423200000).

149975884476 is an abundant number, since it is smaller than the sum of its proper divisors (296870515524).

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

149975884476 is a wasteful number, since it uses less digits than its factorization.

149975884476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5209 (or 5201 counting only the distinct ones).

The product of its digits is 487710720, while the sum is 72.

The spelling of 149975884476 in words is "one hundred forty-nine billion, nine hundred seventy-five million, eight hundred eighty-four thousand, four hundred seventy-six".