1425920481490 has 64 divisors (see below), whose sum is σ = 2638756517760. Its totient is φ = 554475962880.

The previous prime is 1425920481451. The next prime is 1425920481493. The reversal of 1425920481490 is 941840295241.

It is not an unprimeable number, because it can be changed into a prime (1425920481493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115649646 + ... + 115661974.

It is an arithmetic number, because the mean of its divisors is an integer number (41230570590).

Almost surely, 2^{1425920481490} is an apocalyptic number.

1425920481490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1425920481490 is a deficient number, since it is larger than the sum of its proper divisors (1212836036270).

1425920481490 is a wasteful number, since it uses less digits than its factorization.

1425920481490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13627.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 1425920481490 in words is "one trillion, four hundred twenty-five billion, nine hundred twenty million, four hundred eighty-one thousand, four hundred ninety".