45444502444 has 24 divisors (see below), whose sum is σ = 86899267728. Its totient is φ = 20622882240.

The previous prime is 45444502417. The next prime is 45444502471. The reversal of 45444502444 is 44420544454.

It is an interprime number because it is at equal distance from previous prime (45444502417) and next prime (45444502471).

It is a junction number, because it is equal to n+sod(n) for n = 45444502397 and 45444502406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815467 + ... + 869410.

It is an arithmetic number, because the mean of its divisors is an integer number (3620802822).

Almost surely, 2^45444502444 is an apocalyptic number.

45444502444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45444502444 is a deficient number, since it is larger than the sum of its proper divisors (41454765284).

45444502444 is a wasteful number, since it uses less digits than its factorization.

45444502444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685505 (or 1685503 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 40.

The spelling of 45444502444 in words is "forty-five billion, four hundred forty-four million, five hundred two thousand, four hundred forty-four".