102406942274 has 128 divisors (see below), whose sum is σ = 197906042880. Its totient is φ = 38673033984.

The previous prime is 102406942213. The next prime is 102406942331. The reversal of 102406942274 is 472249604201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58617869 + ... + 58619615.

It is an arithmetic number, because the mean of its divisors is an integer number (1546140960).

Almost surely, 2^102406942274 is an apocalyptic number.

102406942274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102406942274 is a deficient number, since it is larger than the sum of its proper divisors (95499100606).

102406942274 is a wasteful number, since it uses less digits than its factorization.

102406942274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 102406942274 in words is "one hundred two billion, four hundred six million, nine hundred forty-two thousand, two hundred seventy-four".