276913294812 has 384 divisors, whose sum is σ = 910617845760. Its totient is φ = 71569137600.

The previous prime is 276913294807. The next prime is 276913294883. The reversal of 276913294812 is 218492319672.

276913294812 is a `hidden beast` number, since 2 + 76 + 91 + 3 + 2 + 9 + 481 + 2 = 666.

It is a super-2 number, since 2×276913294812² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 152905387 + ... + 152907197.

It is an arithmetic number, because the mean of its divisors is an integer number (2371400640).

Almost surely, 2^276913294812 is an apocalyptic number.

276913294812 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276913294812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455308922880).

276913294812 is an abundant number, since it is smaller than the sum of its proper divisors (633704550948).

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

276913294812 is a wasteful number, since it uses less digits than its factorization.

276913294812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081 (or 2061 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The spelling of 276913294812 in words is "two hundred seventy-six billion, nine hundred thirteen million, two hundred ninety-four thousand, eight hundred twelve".