3457877438840 has 32 divisors (see below), whose sum is σ = 8487517350960. Its totient is φ = 1257409977600.

The previous prime is 3457877438837. The next prime is 3457877438857. The reversal of 3457877438840 is 488347787543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3929405741 + ... + 3929406620.

Almost surely, 2^{3457877438840} is an apocalyptic number.

It is an amenable number.

3457877438840 is an abundant number, since it is smaller than the sum of its proper divisors (5029639912120).

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

3457877438840 is a wasteful number, since it uses less digits than its factorization.

3457877438840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7858812383 (or 7858812379 counting only the distinct ones).

The product of its (nonzero) digits is 505774080, while the sum is 68.

The spelling of 3457877438840 in words is "three trillion, four hundred fifty-seven billion, eight hundred seventy-seven million, four hundred thirty-eight thousand, eight hundred forty".