201348797880 has 64 divisors (see below), whose sum is σ = 630309288960. Its totient is φ = 51358533248.

The previous prime is 201348797879. The next prime is 201348797887. The reversal of 201348797880 is 88797843102.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 201348797880.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201348797887) 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, 36473472 + ... + 36478991.

It is an arithmetic number, because the mean of its divisors is an integer number (9848582640).

Almost surely, 2^201348797880 is an apocalyptic number.

201348797880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201348797880 is an abundant number, since it is smaller than the sum of its proper divisors (428960491080).

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

201348797880 is a wasteful number, since it uses less digits than its factorization.

201348797880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72952500 (or 72952496 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 57.

The spelling of 201348797880 in words is "two hundred one billion, three hundred forty-eight million, seven hundred ninety-seven thousand, eight hundred eighty".