45454555 has 32 divisors (see below), whose sum is σ = 60963840. Its totient is φ = 32376960.

The previous prime is 45454547. The next prime is 45454567. The reversal of 45454555 is 55545454.

It is not a de Polignac number, because 45454555 - 2³ = 45454547 is a prime.

It is a super-2 number, since 2×45454555² = 4132233140496050, which contains 22 as substring.

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, 154989 + ... + 155281.

It is an arithmetic number, because the mean of its divisors is an integer number (1905120).

Almost surely, 2^45454555 is an apocalyptic number.

45454555 is a deficient number, since it is larger than the sum of its proper divisors (15509285).

45454555 is a wasteful number, since it uses less digits than its factorization.

45454555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411.

The product of its digits is 200000, while the sum is 37.

The square root of 45454555 is about 6741.9993325422. Note that the first 3 decimals coincide. The cubic root of 45454555 is about 356.8829527336.

The spelling of 45454555 in words is "forty-five million, four hundred fifty-four thousand, five hundred fifty-five".