7657464342 has 64 divisors (see below), whose sum is σ = 16937496576. Its totient is φ = 2288643360.

The previous prime is 7657464337. The next prime is 7657464401. The reversal of 7657464342 is 2434647567.

It is a junction number, because it is equal to n+sod(n) for n = 7657464291 and 7657464300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1785733 + ... + 1790015.

It is an arithmetic number, because the mean of its divisors is an integer number (264648384).

Almost surely, 2^7657464342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7657464342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8468748288).

7657464342 is an abundant number, since it is smaller than the sum of its proper divisors (9280032234).

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

7657464342 is a wasteful number, since it uses less digits than its factorization.

7657464342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4665.

The product of its digits is 3386880, while the sum is 48.

The square root of 7657464342 is about 87506.9388220157. The cubic root of 7657464342 is about 1971.0379871804.

The spelling of 7657464342 in words is "seven billion, six hundred fifty-seven million, four hundred sixty-four thousand, three hundred forty-two".