153896438044 has 12 divisors (see below), whose sum is σ = 270270424984. Its totient is φ = 76676316624.

The previous prime is 153896438039. The next prime is 153896438057. The reversal of 153896438044 is 440834698351.

It is a super-2 number, since 2×153896438044² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67974327 + ... + 67976590.

Almost surely, 2^153896438044 is an apocalyptic number.

It is an amenable number.

153896438044 is a deficient number, since it is larger than the sum of its proper divisors (116373986940).

153896438044 is a wasteful number, since it uses less digits than its factorization.

153896438044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135951204 (or 135951202 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 153896438044 in words is "one hundred fifty-three billion, eight hundred ninety-six million, four hundred thirty-eight thousand, forty-four".