146388097490 has 32 divisors (see below), whose sum is σ = 281273523840. Its totient is φ = 54692064000.

The previous prime is 146388097487. The next prime is 146388097511. The reversal of 146388097490 is 94790883641.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5412311 + ... + 5439290.

It is an arithmetic number, because the mean of its divisors is an integer number (8789797620).

Almost surely, 2^146388097490 is an apocalyptic number.

146388097490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146388097490 is a deficient number, since it is larger than the sum of its proper divisors (134885426350).

146388097490 is a wasteful number, since it uses less digits than its factorization.

146388097490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10851698.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 146388097490 in words is "one hundred forty-six billion, three hundred eighty-eight million, ninety-seven thousand, four hundred ninety".