201553415004 has 24 divisors (see below), whose sum is σ = 480297500928. Its totient is φ = 65755014640.

The previous prime is 201553414973. The next prime is 201553415009. The reversal of 201553415004 is 400514355102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201553415009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178681542 + ... + 178682669.

It is an arithmetic number, because the mean of its divisors is an integer number (20012395872).

Almost surely, 2^201553415004 is an apocalyptic number.

It is an amenable number.

201553415004 is an abundant number, since it is smaller than the sum of its proper divisors (278744085924).

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

201553415004 is a wasteful number, since it uses less digits than its factorization.

201553415004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357364265 (or 357364263 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 201553415004 in words is "two hundred one billion, five hundred fifty-three million, four hundred fifteen thousand, four".