145653691254 has 16 divisors (see below), whose sum is σ = 291540630000. Its totient is φ = 48512355840.

The previous prime is 145653691241. The next prime is 145653691319. The reversal of 145653691254 is 452196356541.

It is a junction number, because it is equal to n+sod(n) for n = 145653691197 and 145653691206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9710527 + ... + 9725514.

It is an arithmetic number, because the mean of its divisors is an integer number (18221289375).

Almost surely, 2^145653691254 is an apocalyptic number.

145653691254 is an abundant number, since it is smaller than the sum of its proper divisors (145886938746).

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

145653691254 is a wasteful number, since it uses less digits than its factorization.

145653691254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19437295.

The product of its digits is 3888000, while the sum is 51.

The spelling of 145653691254 in words is "one hundred forty-five billion, six hundred fifty-three million, six hundred ninety-one thousand, two hundred fifty-four".