149874961500 has 192 divisors, whose sum is σ = 529013721600. Its totient is φ = 36333288000.

The previous prime is 149874961493. The next prime is 149874961531. The reversal of 149874961500 is 5169478941.

149874961500 is a `hidden beast` number, since 1 + 4 + 9 + 8 + 74 + 9 + 61 + 500 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 356130 + ... + 653129.

It is an arithmetic number, because the mean of its divisors is an integer number (2755279800).

Almost surely, 2^149874961500 is an apocalyptic number.

149874961500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149874961500 is an abundant number, since it is smaller than the sum of its proper divisors (379138760100).

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

149874961500 is a wasteful number, since it uses less digits than its factorization.

149874961500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009298 (or 1009280 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 149874961500 in words is "one hundred forty-nine billion, eight hundred seventy-four million, nine hundred sixty-one thousand, five hundred".