148991746600 has 24 divisors (see below), whose sum is σ = 346405811310. Its totient is φ = 59596698560.

The previous prime is 148991746573. The next prime is 148991746639. The reversal of 148991746600 is 6647199841.

It can be written as a sum of positive squares in 3 ways, for example, as 90147660516 + 58844086084 = 300246^2 + 242578^2 .

It is a super-2 number, since 2×148991746600² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 372479167 + ... + 372479566.

Almost surely, 2^148991746600 is an apocalyptic number.

148991746600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148991746600 is an abundant number, since it is smaller than the sum of its proper divisors (197414064710).

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

148991746600 is a wasteful number, since it uses less digits than its factorization.

148991746600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744958749 (or 744958740 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 148991746600 in words is "one hundred forty-eight billion, nine hundred ninety-one million, seven hundred forty-six thousand, six hundred".