15253253464 has 8 divisors (see below), whose sum is σ = 28599850260. Its totient is φ = 7626626728.

The previous prime is 15253253461. The next prime is 15253253473. The reversal of 15253253464 is 46435235251.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15253253461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953328334 + ... + 953328349.

Almost surely, 2^15253253464 is an apocalyptic number.

It is an amenable number.

15253253464 is a deficient number, since it is larger than the sum of its proper divisors (13346596796).

15253253464 is a wasteful number, since it uses less digits than its factorization.

15253253464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906656689 (or 1906656685 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

The spelling of 15253253464 in words is "fifteen billion, two hundred fifty-three million, two hundred fifty-three thousand, four hundred sixty-four".