45019262730 has 96 divisors (see below), whose sum is σ = 121031573760. Its totient is φ = 10699503360.

The previous prime is 45019262713. The next prime is 45019262741. The reversal of 45019262730 is 3726291054.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 6066 + ... + 300125.

It is an arithmetic number, because the mean of its divisors is an integer number (1260745560).

Almost surely, 2^45019262730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45019262730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60515786880).

45019262730 is an abundant number, since it is smaller than the sum of its proper divisors (76012311030).

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

45019262730 is a wasteful number, since it uses less digits than its factorization.

45019262730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306256 (or 306243 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 45019262730 in words is "forty-five billion, nineteen million, two hundred sixty-two thousand, seven hundred thirty".