101553245551 has 8 divisors (see below), whose sum is σ = 101711742704. Its totient is φ = 101394866880.

The previous prime is 101553245527. The next prime is 101553245587. The reversal of 101553245551 is 155542355101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101553245551 - 2²¹ = 101551148399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101553245551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101553245051) 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, 1770220 + ... + 1826686.

It is an arithmetic number, because the mean of its divisors is an integer number (12713967838).

Almost surely, 2^101553245551 is an apocalyptic number.

101553245551 is a deficient number, since it is larger than the sum of its proper divisors (158497153).

101553245551 is a wasteful number, since it uses less digits than its factorization.

101553245551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59241.

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 101553245551 in words is "one hundred one billion, five hundred fifty-three million, two hundred forty-five thousand, five hundred fifty-one".