45421355032245 has 48 divisors (see below), whose sum is σ = 79577075126640. Its totient is φ = 23964411727872.

The previous prime is 45421355032223. The next prime is 45421355032279. The reversal of 45421355032245 is 54223055312454.

45421355032245 is a `hidden beast` number, since 4 + 5 + 4 + 2 + 135 + 503 + 2 + 2 + 4 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 16765536241476 + 28655818790769 = 4094574^2 + 5353113^2 .

It is not a de Polignac number, because 45421355032245 - 2²⁶ = 45421287923381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45421355032245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7611147 + ... + 12197223.

It is an arithmetic number, because the mean of its divisors is an integer number (1657855731805).

Almost surely, 2^{45421355032245} is an apocalyptic number.

45421355032245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45421355032245 is a deficient number, since it is larger than the sum of its proper divisors (34155720094395).

45421355032245 is a wasteful number, since it uses less digits than its factorization.

45421355032245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4588454 (or 4588451 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 45421355032245 in words is "forty-five trillion, four hundred twenty-one billion, three hundred fifty-five million, thirty-two thousand, two hundred forty-five".