1097546464 has 48 divisors (see below), whose sum is σ = 2494987488. Its totient is φ = 465518592.

The previous prime is 1097546431. The next prime is 1097546467. The reversal of 1097546464 is 4646457901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097546467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3529 + ... + 46984.

It is an arithmetic number, because the mean of its divisors is an integer number (51978906).

Almost surely, 2^1097546464 is an apocalyptic number.

1097546464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1097546464 is an abundant number, since it is smaller than the sum of its proper divisors (1397441024).

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

1097546464 is an equidigital number, since it uses as much as digits as its factorization.

1097546464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50627 (or 50619 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 1097546464 is about 33129.2388080378. The cubic root of 1097546464 is about 1031.5120482318.

The spelling of 1097546464 in words is "one billion, ninety-seven million, five hundred forty-six thousand, four hundred sixty-four".