308029678911072 has 240 divisors, whose sum is σ = 970842471252192. Its totient is φ = 95557972561920.

The previous prime is 308029678911067. The next prime is 308029678911077. The reversal of 308029678911072 is 270119876920803.

It is an interprime number because it is at equal distance from previous prime (308029678911067) and next prime (308029678911077).

It is a super-2 number, since 2×308029678911072² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (308029678911077) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 67617129 + ... + 72028712.

Almost surely, 2^{308029678911072} is an apocalyptic number.

308029678911072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

308029678911072 is an abundant number, since it is smaller than the sum of its proper divisors (662812792341120).

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

308029678911072 is a wasteful number, since it uses less digits than its factorization.

308029678911072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139645923 (or 139645906 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 308029678911072 in words is "three hundred eight trillion, twenty-nine billion, six hundred seventy-eight million, nine hundred eleven thousand, seventy-two".