1055158272 has 416 divisors, whose sum is σ = 3774412800. Its totient is φ = 284884992.

The previous prime is 1055158229. The next prime is 1055158303. The reversal of 1055158272 is 2728515501.

1055158272 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 1 + 582 + 72 = 666.

It is a super-2 number, since 2×1055158272² = 2226717957940051968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22450153 + ... + 22450199.

Almost surely, 2^1055158272 is an apocalyptic number.

1055158272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055158272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1887206400).

1055158272 is an abundant number, since it is smaller than the sum of its proper divisors (2719254528).

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

1055158272 is an equidigital number, since it uses as much as digits as its factorization.

1055158272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 36.

The square root of 1055158272 is about 32483.1998423801. The cubic root of 1055158272 is about 1018.0580351684.

The spelling of 1055158272 in words is "one billion, fifty-five million, one hundred fifty-eight thousand, two hundred seventy-two".