101553650 has 48 divisors (see below), whose sum is σ = 213200640. Its totient is φ = 35649600.

The previous prime is 101553649. The next prime is 101553653. The reversal of 101553650 is 56355101.

It is not an unprimeable number, because it can be changed into a prime (101553653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12767 + ... + 19133.

It is an arithmetic number, because the mean of its divisors is an integer number (4441680).

Almost surely, 2^101553650 is an apocalyptic number.

101553650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101553650 is an abundant number, since it is smaller than the sum of its proper divisors (111646990).

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

101553650 is a wasteful number, since it uses less digits than its factorization.

101553650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419 (or 6414 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 101553650 is about 10077.3830928471. The cubic root of 101553650 is about 466.5503423218.

The spelling of 101553650 in words is "one hundred one million, five hundred fifty-three thousand, six hundred fifty".