1465147980 has 48 divisors (see below), whose sum is σ = 4558239840. Its totient is φ = 390705984.

The previous prime is 1465147961. The next prime is 1465148023. The reversal of 1465147980 is 897415641.

1465147980 is a `hidden beast` number, since 1 + 46 + 514 + 7 + 98 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1356079 + ... + 1357158.

It is an arithmetic number, because the mean of its divisors is an integer number (94963330).

Almost surely, 2^1465147980 is an apocalyptic number.

1465147980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1465147980 is an abundant number, since it is smaller than the sum of its proper divisors (3093091860).

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

1465147980 is a wasteful number, since it uses less digits than its factorization.

1465147980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713255 (or 2713247 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 1465147980 is about 38277.2514687249. The cubic root of 1465147980 is about 1135.7789887360.

The spelling of 1465147980 in words is "one billion, four hundred sixty-five million, one hundred forty-seven thousand, nine hundred eighty".