102797544492 has 36 divisors (see below), whose sum is σ = 260449502040. Its totient is φ = 34186707072.

The previous prime is 102797544457. The next prime is 102797544527. The reversal of 102797544492 is 294445797201.

102797544492 is a `hidden beast` number, since 1 + 0 + 2 + 7 + 9 + 7 + 544 + 4 + 92 = 666.

It is an interprime number because it is at equal distance from previous prime (102797544457) and next prime (102797544527).

It is a tau number, because it is divible by the number of its divisors (36).

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, 3281742 + ... + 3312917.

It is an arithmetic number, because the mean of its divisors is an integer number (7234708390).

Almost surely, 2^102797544492 is an apocalyptic number.

102797544492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102797544492 is an abundant number, since it is smaller than the sum of its proper divisors (157651957548).

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

102797544492 is a wasteful number, since it uses less digits than its factorization.

102797544492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6595102 (or 6595097 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 102797544492 in words is "one hundred two billion, seven hundred ninety-seven million, five hundred forty-four thousand, four hundred ninety-two".