49251672265824 has 72 divisors (see below), whose sum is σ = 160067934870480. Its totient is φ = 14071906361088.

The previous prime is 49251672265813. The next prime is 49251672265889. The reversal of 49251672265824 is 42856227615294.

It is a happy number.

49251672265824 is a `hidden beast` number, since 4 + 9 + 2 + 516 + 72 + 26 + 5 + 8 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×49251672265824² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12215194479 + ... + 12215198510.

It is an arithmetic number, because the mean of its divisors is an integer number (2223165762090).

Almost surely, 2^{49251672265824} is an apocalyptic number.

It is an amenable number.

49251672265824 is an abundant number, since it is smaller than the sum of its proper divisors (110816262604656).

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

49251672265824 is a wasteful number, since it uses less digits than its factorization.

49251672265824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24430393012 (or 24430393001 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 49251672265824 in words is "forty-nine trillion, two hundred fifty-one billion, six hundred seventy-two million, two hundred sixty-five thousand, eight hundred twenty-four".