153240045651 has 24 divisors (see below), whose sum is σ = 275964758784. Its totient is φ = 79605218160.

The previous prime is 153240045619. The next prime is 153240045733. The reversal of 153240045651 is 156540042351.

153240045651 is a `hidden beast` number, since 1 + 53 + 2 + 40 + 0 + 4 + 565 + 1 = 666.

It is not a de Polignac number, because 153240045651 - 2⁵ = 153240045619 is a prime.

It is a super-2 number, since 2×153240045651² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (153240045851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110562111 + ... + 110563496.

It is an arithmetic number, because the mean of its divisors is an integer number (11498531616).

Almost surely, 2^153240045651 is an apocalyptic number.

153240045651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

153240045651 is a deficient number, since it is larger than the sum of its proper divisors (122724713133).

153240045651 is a wasteful number, since it uses less digits than its factorization.

153240045651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221125631 (or 221125628 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 153240045651 in words is "one hundred fifty-three billion, two hundred forty million, forty-five thousand, six hundred fifty-one".