153550000444040 has 32 divisors (see below), whose sum is σ = 345493492496280. Its totient is φ = 61418935022592.

The previous prime is 153550000444031. The next prime is 153550000444147. The reversal of 153550000444040 is 40444000055351.

It can be written as a sum of positive squares in 4 ways, for example, as 72289547410276 + 81260453033764 = 8502326^2 + 9014458^2 .

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, 30948719 + ... + 35565758.

Almost surely, 2^{153550000444040} is an apocalyptic number.

153550000444040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153550000444040 is an abundant number, since it is smaller than the sum of its proper divisors (191943492052240).

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

153550000444040 is a wasteful number, since it uses less digits than its factorization.

153550000444040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66572201 (or 66572197 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 153550000444040 its reverse (40444000055351), we get a palindrome (193994000499391).

The spelling of 153550000444040 in words is "one hundred fifty-three trillion, five hundred fifty billion, four hundred forty-four thousand, forty".