1055513650 has 24 divisors (see below), whose sum is σ = 2066586480. Its totient is φ = 399983760.

The previous prime is 1055513633. The next prime is 1055513651. The reversal of 1055513650 is 563155501.

It is a super-2 number, since 2×1055513650² = 2228218130672645000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055513651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 554584 + ... + 556483.

It is an arithmetic number, because the mean of its divisors is an integer number (86107770).

Almost surely, 2^1055513650 is an apocalyptic number.

1055513650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055513650 is a deficient number, since it is larger than the sum of its proper divisors (1011072830).

1055513650 is a wasteful number, since it uses less digits than its factorization.

1055513650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111098 (or 1111093 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 1055513650 is about 32488.6695634032. The cubic root of 1055513650 is about 1018.1723165447.

The spelling of 1055513650 in words is "one billion, fifty-five million, five hundred thirteen thousand, six hundred fifty".