1055554720851 has 8 divisors (see below), whose sum is σ = 1411990681024. Its totient is φ = 701410953960.

The previous prime is 1055554720793. The next prime is 1055554720861. The reversal of 1055554720851 is 1580274555501.

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

It is not a de Polignac number, because 1055554720851 - 2²⁶ = 1055487611987 is a prime.

It is a super-2 number, since 2×1055554720851² (a number of 25 digits) contains 22 as substring.

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 1055554720851.

It is not an unprimeable number, because it can be changed into a prime (1055554720861) 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, 573047245 + ... + 573049086.

It is an arithmetic number, because the mean of its divisors is an integer number (176498835128).

Almost surely, 2^{1055554720851} is an apocalyptic number.

1055554720851 is a deficient number, since it is larger than the sum of its proper divisors (356435960173).

1055554720851 is a wasteful number, since it uses less digits than its factorization.

1055554720851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146096641.

The product of its (nonzero) digits is 1400000, while the sum is 48.

The spelling of 1055554720851 in words is "one trillion, fifty-five billion, five hundred fifty-four million, seven hundred twenty thousand, eight hundred fifty-one".