149001263780 has 24 divisors (see below), whose sum is σ = 322996289280. Its totient is φ = 57677908320.

The previous prime is 149001263729. The next prime is 149001263833. The reversal of 149001263780 is 87362100941.

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 7 ways as a sum of consecutive naturals, for example, 120161690 + ... + 120162929.

It is an arithmetic number, because the mean of its divisors is an integer number (13458178720).

Almost surely, 2^149001263780 is an apocalyptic number.

149001263780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149001263780 is an abundant number, since it is smaller than the sum of its proper divisors (173995025500).

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

149001263780 is a wasteful number, since it uses less digits than its factorization.

149001263780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240324659 (or 240324657 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 149001263780 in words is "one hundred forty-nine billion, one million, two hundred sixty-three thousand, seven hundred eighty".