135814951864 has 16 divisors (see below), whose sum is σ = 255592717920. Its totient is φ = 67656893760.

The previous prime is 135814951813. The next prime is 135814951891. The reversal of 135814951864 is 468159418531.

It is a super-2 number, since 2×135814951864² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31320469 + ... + 31324804.

It is an arithmetic number, because the mean of its divisors is an integer number (15974544870).

Almost surely, 2^135814951864 is an apocalyptic number.

It is an amenable number.

135814951864 is a deficient number, since it is larger than the sum of its proper divisors (119777766056).

135814951864 is a wasteful number, since it uses less digits than its factorization.

135814951864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62645550 (or 62645546 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 55.

The spelling of 135814951864 in words is "one hundred thirty-five billion, eight hundred fourteen million, nine hundred fifty-one thousand, eight hundred sixty-four".