101007645488 has 20 divisors (see below), whose sum is σ = 195708470880. Its totient is φ = 50502233664.

The previous prime is 101007645467. The next prime is 101007645491. The reversal of 101007645488 is 884546700101.

It is a Cunningham number, because it is equal to 317817²-1.

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, 556178 + ... + 715086.

It is an arithmetic number, because the mean of its divisors is an integer number (9785423544).

Almost surely, 2^101007645488 is an apocalyptic number.

It is an amenable number.

101007645488 is a deficient number, since it is larger than the sum of its proper divisors (94700825392).

101007645488 is a wasteful number, since it uses less digits than its factorization.

101007645488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198644 (or 198638 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 101007645488 in words is "one hundred one billion, seven million, six hundred forty-five thousand, four hundred eighty-eight".