1453650444 has 36 divisors (see below), whose sum is σ = 3688500816. Its totient is φ = 482704608.

The previous prime is 1453650431. The next prime is 1453650469. The reversal of 1453650444 is 4440563541.

1453650444 is a `hidden beast` number, since 145 + 3 + 6 + 504 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1453650444² = 4226199226682794272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 1453650399 and 1453650408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67299 + ... + 86234.

It is an arithmetic number, because the mean of its divisors is an integer number (102458356).

Almost surely, 2^1453650444 is an apocalyptic number.

It is an amenable number.

1453650444 is an abundant number, since it is smaller than the sum of its proper divisors (2234850372).

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

1453650444 is a wasteful number, since it uses less digits than its factorization.

1453650444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153806 (or 153801 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 1453650444 is about 38126.7680770348. The cubic root of 1453650444 is about 1132.8002297442.

It can be divided in two parts, 14536 and 50444, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 1453650444 in words is "one billion, four hundred fifty-three million, six hundred fifty thousand, four hundred forty-four".