2432435634640 has 60 divisors (see below), whose sum is σ = 6216280265412. Its totient is φ = 884522045440.

The previous prime is 2432435634617. The next prime is 2432435634689. The reversal of 2432435634640 is 464365342342.

It can be written as a sum of positive squares in 2 ways, for example, as 595749335104 + 1836686299536 = 771848^2 + 1355244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125632657 + ... + 125652016.

Almost surely, 2^{2432435634640} is an apocalyptic number.

2432435634640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2432435634640 is an abundant number, since it is smaller than the sum of its proper divisors (3783844630772).

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

2432435634640 is a wasteful number, since it uses less digits than its factorization.

2432435634640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251284708 (or 251284691 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 46.

The spelling of 2432435634640 in words is "two trillion, four hundred thirty-two billion, four hundred thirty-five million, six hundred thirty-four thousand, six hundred forty".