7790345052 has 48 divisors (see below), whose sum is σ = 21490613760. Its totient is φ = 2149060032.

The previous prime is 7790344967. The next prime is 7790345053. The reversal of 7790345052 is 2505430977.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 7790344995 and 7790345013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7790345053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1596568 + ... + 1601439.

It is an arithmetic number, because the mean of its divisors is an integer number (447721120).

Almost surely, 2^7790345052 is an apocalyptic number.

It is an amenable number.

7790345052 is an abundant number, since it is smaller than the sum of its proper divisors (13700268708).

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

7790345052 is a wasteful number, since it uses less digits than its factorization.

7790345052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198050 (or 3198048 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 7790345052 is about 88262.9313585267. The cubic root of 7790345052 is about 1982.3738704531.

The spelling of 7790345052 in words is "seven billion, seven hundred ninety million, three hundred forty-five thousand, fifty-two".