1055051221926 has 16 divisors (see below), whose sum is σ = 2272418016624. Its totient is φ = 324631145184.

The previous prime is 1055051221919. The next prime is 1055051221927. The reversal of 1055051221926 is 6291221505501.

It is a super-2 number, since 2×1055051221926² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055051221927) 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, 6763148781 + ... + 6763148936.

It is an arithmetic number, because the mean of its divisors is an integer number (142026126039).

Almost surely, 2^{1055051221926} is an apocalyptic number.

1055051221926 is an abundant number, since it is smaller than the sum of its proper divisors (1217366794698).

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

1055051221926 is a wasteful number, since it uses less digits than its factorization.

1055051221926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13526297735.

The product of its (nonzero) digits is 54000, while the sum is 39.

The spelling of 1055051221926 in words is "one trillion, fifty-five billion, fifty-one million, two hundred twenty-one thousand, nine hundred twenty-six".