153432356220440 has 64 divisors (see below), whose sum is σ = 376619805252000. Its totient is φ = 55791641456640.

The previous prime is 153432356220373. The next prime is 153432356220449. The reversal of 153432356220440 is 44022653234351.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 153432356220391 and 153432356220400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153432356220449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6610856 + ... + 18723464.

Almost surely, 2^{153432356220440} is an apocalyptic number.

153432356220440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153432356220440 is an abundant number, since it is smaller than the sum of its proper divisors (223187449031560).

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

153432356220440 is a wasteful number, since it uses less digits than its factorization.

153432356220440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12141420 (or 12141416 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 153432356220440 in words is "one hundred fifty-three trillion, four hundred thirty-two billion, three hundred fifty-six million, two hundred twenty thousand, four hundred forty".