101025553540 has 48 divisors (see below), whose sum is σ = 225487608192. Its totient is φ = 37888503296.

The previous prime is 101025553483. The next prime is 101025553553. The reversal of 101025553540 is 45355520101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475474 + ... + 654313.

It is an arithmetic number, because the mean of its divisors is an integer number (4697658504).

Almost surely, 2^101025553540 is an apocalyptic number.

101025553540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101025553540 is an abundant number, since it is smaller than the sum of its proper divisors (124462054652).

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

101025553540 is a wasteful number, since it uses less digits than its factorization.

101025553540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130076 (or 1130074 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 101025553540 in words is "one hundred one billion, twenty-five million, five hundred fifty-three thousand, five hundred forty".