151691236654144 has 112 divisors (see below), whose sum is σ = 347823304433280. Its totient is φ = 64870391439360.

The previous prime is 151691236654099. The next prime is 151691236654169. The reversal of 151691236654144 is 441456632196151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29670997 + ... + 34405675.

Almost surely, 2^{151691236654144} 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 151691236654144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173911652216640).

151691236654144 is an abundant number, since it is smaller than the sum of its proper divisors (196132067779136).

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

151691236654144 is a wasteful number, since it uses less digits than its factorization.

151691236654144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737396 (or 4737386 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 58.

The spelling of 151691236654144 in words is "one hundred fifty-one trillion, six hundred ninety-one billion, two hundred thirty-six million, six hundred fifty-four thousand, one hundred forty-four".