34253731642 has 32 divisors (see below), whose sum is σ = 56192576832. Its totient is φ = 15564092544.

The previous prime is 34253731627. The next prime is 34253731649. The reversal of 34253731642 is 24613735243.

It is a junction number, because it is equal to n+sod(n) for n = 34253731595 and 34253731604.

It is not an unprimeable number, because it can be changed into a prime (34253731649) 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, 3484318 + ... + 3494134.

It is an arithmetic number, because the mean of its divisors is an integer number (1756018026).

Almost surely, 2^34253731642 is an apocalyptic number.

34253731642 is a deficient number, since it is larger than the sum of its proper divisors (21938845190).

34253731642 is a wasteful number, since it uses less digits than its factorization.

34253731642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11902.

The product of its digits is 362880, while the sum is 40.

The spelling of 34253731642 in words is "thirty-four billion, two hundred fifty-three million, seven hundred thirty-one thousand, six hundred forty-two".