3953172654 has 32 divisors (see below), whose sum is σ = 8793408000. Its totient is φ = 1316437272.

The previous prime is 3953172653. The next prime is 3953172667. The reversal of 3953172654 is 4562713593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953172653) 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, 20877 + ... + 91335.

It is an arithmetic number, because the mean of its divisors is an integer number (274794000).

Almost surely, 2^3953172654 is an apocalyptic number.

3953172654 is an abundant number, since it is smaller than the sum of its proper divisors (4840235346).

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

3953172654 is a wasteful number, since it uses less digits than its factorization.

3953172654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71509 (or 71503 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 3953172654 is about 62874.2606636452. The cubic root of 3953172654 is about 1581.1822393977.

The spelling of 3953172654 in words is "three billion, nine hundred fifty-three million, one hundred seventy-two thousand, six hundred fifty-four".