34991604140 has 12 divisors (see below), whose sum is σ = 73482368736. Its totient is φ = 13996641648.

The previous prime is 34991604091. The next prime is 34991604143. The reversal of 34991604140 is 4140619943.

It is not an unprimeable number, because it can be changed into a prime (34991604143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874790084 + ... + 874790123.

It is an arithmetic number, because the mean of its divisors is an integer number (6123530728).

Almost surely, 2^34991604140 is an apocalyptic number.

It is an amenable number.

34991604140 is an abundant number, since it is smaller than the sum of its proper divisors (38490764596).

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

34991604140 is a wasteful number, since it uses less digits than its factorization.

34991604140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749580216 (or 1749580214 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 34991604140 in words is "thirty-four billion, nine hundred ninety-one million, six hundred four thousand, one hundred forty".